TWM561517U - Movement auxiliary device with electrode structure and wheelchair thereof - Google Patents

Abstract

An auxiliary device with an electrode structure for solving the problem that the conventional wire is easily entangled. The system includes: a set of connecting units having a base; a power unit disposed on the base, the power unit having a fixed seat and a first rotating member, the fixed seat electrically connected to a battery module, The fixing base has a conductive brush, the first rotating member has a conductive ring, the first rotating member is rotatable relative to the fixed seat, and the conductive brush is constantly in contact with the conductive ring, the power unit has a plurality of wires; and an auxiliary The unit is pivotally connected to the power unit, and the auxiliary unit has an auxiliary wheel. The auxiliary wheel is internally provided with a driving member, and the driving member and the battery module are electrically connected via the wires. The present invention further discloses a wheelchair having the assist device with the electrode structure.

Description

Aid device with electrode structure and wheelchair

The present invention relates to an assisting device and a wheelchair thereof, and more particularly to an assisting device having an electrode structure that assists in the movement of a wheelchair.

A wheelchair is a kind of mobility aid that is designed for people who have difficulty walking on the lower limbs (legs). The traditional old-fashioned wheelchair mainly relies on the user's own force to move the wheelchair forward or backward. The action is that the user holds the two hands on the auxiliary ring on the outside of the wheel body and pushes forward or backward so that the user pushes forward or backward. The force applied to the auxiliary ring can drive the wheel to rotate, causing displacement changes in the wheelchair, while the traditional old-style wheelchair requires a lot of physical exertion.

In order to solve the shortcomings of the traditional old wheelchair, it is necessary to have a large physical strength. Another wheelchair with a booster device is born. The wheelchair is mainly electrically connected to a battery module by the assisting device, so that the assisting The device provides power to assist in the movement of the wheelchair, and the assisting device can be used to continue the linear movement of the wheelchair when cornering or when the road surface is bumped.

However, the auxiliary device and the battery module are electrically connected by a plurality of wires, and the auxiliary device rotates due to the terrain, and the rotation causes the wires to entangle each other. In turn, the number of wires is detached or damaged.

In view of this, the conventional wheelchair and its assist device do have to be improved.

In order to solve the above problems, the present invention provides an assist device with an electrode structure. It can avoid the problem that the wires are entangled with each other.

A second object of the present invention is to provide a wheelchair having an assisting device that has the problem of avoiding the entanglement of the wires.

The following directional or similar terms, such as "before", "after", "upper (top)", "lower", "inside", "outside", "side", etc. With reference to the orientation of the additional drawings, the directionality or its approximation is only used to assist in the description and understanding of the embodiments of the present invention, and is not intended to limit the present invention.

The auxiliary device with the electrode structure of the present invention comprises: a set of connecting units having a base; a power unit disposed on the base, the power unit having a fixed seat and a first rotating member, the fixing The base is electrically connected to a battery module, the fixed seat has a conductive brush, the first rotating member has a conductive ring, the first rotating member is rotatable relative to the fixed seat, and the conductive brush constantly opposes the conductive ring, The power unit has a plurality of wires; and an auxiliary unit pivotally connected to the power unit. The auxiliary unit has an auxiliary wheel. The auxiliary wheel is internally provided with a driving component, and the driving component and the battery module are electrically connected via the wires. connection.

The wheelchair of the present invention has the auxiliary device with the electrode structure.

According to the present invention, the wheelchair and the auxiliary device having the electrode structure can be rotated relative to the fixing seat by using the first rotating member, and the conductive brush of the fixing seat constantly resists the conductive ring of the first rotating member. When the wheelchair is rotated at an arbitrary angle, the problem that the wires are not entangled with each other can be prevented, thereby preventing the wires from falling off or being damaged.

The fixing base has a diameter reducing section. The first diameter electrode piece is respectively provided with two first electrode pieces, and the two first electrode pieces are respectively connected to the respective wires, and the other end of each wire is connected to the battery module. In this way, each of the first electrode sheets has the effect of electrically connecting the fixing base to the battery module.

The power unit has a plurality of connecting members, and each of the first electrode sheets respectively penetrates through holes of the connecting member and then connects the wires. In this way, it has the function of preventing the wires from contacting each other. effect.

The set of the connecting member is sleeved on the reducing portion of the fixing seat, and the fixing member is fastened and fixed by a fixing component between the connecting member and the reducing portion. In this way, it has the effect of ensuring that the holder does not rotate.

Wherein, the fixing base has a first electrode rod and a first conductive rod, the first electrode rod and the first conductive rod are respectively connected to the first electrode sheets, and the first rotating member has a second electrode rod And a second conductive rod, the second electrode rod is corresponding to the first electrode rod of the fixing base and connected to the axial direction. In this way, the utility model has the effect of electrically connecting the fixing base and the first rotating member.

The power unit has two second electrode sheets, one ends of the two second electrode sheets are respectively connected to the second electrode rod and the second conductive rod, and the other ends of the second electrode sheets are respectively connected to the respective wires. . In this way, the first rotating member is electrically connected to each of the wires.

Wherein, the power unit has a second rotating member and a bearing set, the second rotating member and the first rotating member are coupled and synchronously rotatable, and the bearing set is disposed between the base and the second rotating member . In this way, the bearing set, the second rotating member and the first rotation are rotated relative to the fixed seat.

Wherein, the inner wall of the base has a circumferential portion, and the bearing group abuts against the circumferential portion of the ring. In this way, it has the effect of facilitating the positioning of the bearing set.

The second rotating member has a first pivoting portion, and the auxiliary unit has a wheel frame. The wheel carrier has a second pivoting portion, and the second pivoting portion is pivotally connected to the first pivoting portion. In this way, it has the effect of causing the wheel frame to drive the rotation of the second rotating member.

1‧‧‧assembly unit

11‧‧‧Base

111‧‧‧Circle

12‧‧‧ Connecting rod

13‧‧‧Connecting parts

2‧‧‧Power unit

21‧‧‧ Fixed seat

211‧‧‧

212‧‧‧First electrode sheet

213‧‧‧First electrode rod

214‧‧‧First Conductive Rod

215‧‧‧ conductive brush

22‧‧‧Components

221‧‧‧Fixed components

222‧‧‧through hole

223‧‧‧ Positioning Department

224‧‧‧ Positioning components

23‧‧‧First wire

24‧‧‧ battery module

25‧‧‧First rotating part

251‧‧‧ Groove

252‧‧‧second electrode rod

253‧‧‧Second conductive rod

254‧‧‧ Conductive ring

255‧‧‧Second electrode

26‧‧‧Second rotating parts

261‧‧‧Limited

262‧‧‧First pivotal

27‧‧‧second wire

28‧‧‧ Limit ring

29‧‧‧ bearing set

291‧‧‧Upper bearing

291a‧‧‧ Inner Ring

291b‧‧‧Outer Ring

292‧‧‧lower bearing

292a‧‧ Inner Ring

292b‧‧‧Outer Ring

3‧‧‧Auxiliary unit

31‧‧‧round frame

311‧‧‧Second pivotal

32‧‧‧Pivot set

33‧‧‧Joint axis

34‧‧‧Assistance wheel

35‧‧‧ drive parts

W‧‧‧ Wheelchair

W1‧‧‧ frame

S‧‧‧Rotating space

Fig. 1 is a perspective view of a wheelchair used in an embodiment of the present invention.

Fig. 2 is an exploded perspective view of an embodiment of the present creation.

Figure 3: A partial enlarged view of Fig. 2.

Fig. 4 is a sectional view showing the combination of an embodiment of the present invention.

Figure 5: A partial enlarged view of Figure 4.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, the preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to FIG. 1 , which is a preferred embodiment of an auxiliary device with an electrode structure, the auxiliary device with an electrode structure includes a set of connecting units 1 , a power unit 2 and an auxiliary unit 3 . The assembly unit 1 can be mounted on a frame W1 of a wheelchair W. The power unit 2 is disposed on the assembly unit 1. The auxiliary unit 3 is pivotally connected to the power unit 2 and assists the wheelchair W to move.

Referring to Figures 1 and 2, the assembly unit 1 is mounted on a frame W1 of a wheelchair W. The assembly unit 1 has a base 11 and at least one connecting rod 12, and the inner wall of the base 11 has a ring. a peripheral portion 111, one end of the at least one connecting rod 12 is movably connected to the base 11, and the other end of the at least one connecting rod 12 is movably connected to the frame body W1, and is respectively worn by a plurality of connecting members 13 The pivotal connection is such that the at least one connecting rod 12 is movably pivoted between the base 11 and the frame W1. The number of the at least one connecting rod 12 can be one or two. In the example, the number of the at least one connecting rod 12 is two.

The power unit 2 is disposed on the base 11 of the assembly unit 1. The power unit 2 has a fixing base 21, and the fixing base 21 preferably has a diameter reducing section 211. The first electrode tab 212 is disposed on the segment 211, and the first electrode rod 213 and the first conductive rod 214 are respectively connected to the first electrode rod 213 and the first conductive rod 214. One end of the first electrode sheet 212 and the other end of the first conductive rod 214 are provided with a conductive brush 215.

Referring to FIGS. 2 and 3 , the power unit 2 preferably has a plurality of connecting members 22 , and the connecting member 22 is sleeved on the reducing portion 211 of the fixing base 21 , and the connecting member 22 and the reducing portion 211 . The connecting member 22 is preferably provided with a through hole 222. Each of the first electrode pieces 212 extends through each of the through holes 232. In addition, the set of members 22 can have a The positioning portion 223 and the at least one positioning component 224 , the at least one positioning component 224 is disposed through the positioning portion 223 , so that the assembly 22 can be fixed to the assembly unit 1 .

The power unit 2 has a plurality of first wires 23 and a battery module 24 , and the plurality of first wires 23 are connected to the first electrode pads 212 and the battery module 24 . The battery module 24 is disposed on the frame W1 of the wheelchair W and is configured to provide power. In particular, each of the first electrode segments 212 preferably extends through the through holes 222 of the plurality of connectors 22 respectively. Then, the first electrode rod 213 and the first conductive rod 214 are respectively connected to one end of each of the first electrode sheets 212, so that the first electrode rod 213 and The first conductive bar 214 can be electrically connected to the battery module 24 .

Referring to the figures 2, 3, and 5, the power unit 2 can also have a first rotating member 25, the first rotating member 25 has a recess 251, and the fixing base 21 is received in the recess 251. A rotating space S is formed between a rotating member 25 and the fixing base 21, so that the first rotating member 25 is rotatable relative to the fixing base 21. The first rotating member 25 has a second electrode rod 252 and a first The second conductive rod 252 is connected to the first electrode rod 213 of the fixing base 21 in the axial direction, and the first rotating member 25 further has a conductive ring 254, and the conductive ring 254 is connected thereto. The second conductive bar 252 is in contact with the conductive ring 254. The first rotating member 25 further has two second electrode sheets 255. One ends of the second electrode sheets 255 are respectively connected to the second electrode rod 252. And the second conductive bar 253.

Referring to FIGS. 2 and 3, the power unit 2 may further have a second rotating member 26, and the second rotating member 26 is engaged with the first rotating member 25 to rotate the first rotating member 25 and the second rotating member 25 The member 26 is synchronously rotatable relative to the fixed seat 21, and the second rotating member 26 has a limit The bit portion 261 and a first pivot portion 262.

Referring to FIGS. 2, 3, and 4, the power unit 2 may further include a plurality of second wires 27 connected between the second electrode sheets 255 and the auxiliary unit 3.

Please refer to the figures 2, 4, and 5, and the power unit 2 may further have at least one limiting ring 28 and a bearing set 29, and the at least one limiting ring 28 is sleeved on the outer wall of the second rotating member 26, The bearing set 29 may be disposed between the base 11 and the second rotating member 26. The bearing set 29 has an upper bearing 291 and a lower bearing 292. The upper edge of the inner ring 291a of the upper bearing 291 abuts the at least a lower limit ring 28, the lower edge of the outer ring 291b of the upper bearing 291 abuts against the circumferential portion 111 of the base 11, and the lower edge of the inner ring 292a of the lower bearing 292 abuts against the second rotating member 26 a limiting portion 261, the upper edge of the outer ring 292b of the lower bearing 292 abuts against the circumferential portion 111 of the base 11, the inner ring 291a, 292a of the bearing set 29 and the first rotating member 25 and the The second rotating member 26 is synchronously rotatable.

Referring to Figures 2 and 4, the auxiliary unit 3 is pivotally connected to the power unit 2, and the auxiliary unit 3 has a wheel frame 31. The wheel frame 31 is preferably U-shaped, and the wheel frame 31 has a second pivotal connection. The second pivoting portion 311 is pivotally connected to the first pivoting portion 262 of the second rotating member 26 by a pivoting member group 32, so that the second rotating member 26 can be driven by the wheel carrier 31. Rotate. The auxiliary unit 3 further has an engagement shaft 33 and an auxiliary wheel 34. The auxiliary wheel 34 is rotatably coupled to the wheel carrier 21 by the engagement shaft 33.

Referring to FIGS. 2 and 4, the auxiliary wheel 34 is internally provided with a driving member 35. The driving member 35 is electrically connected to each of the second wires 27. Thus, the battery module 25 can provide power to the driving member 35. So that the driving member 35 can provide power to rotate the auxiliary wheel 34.

Referring to the fourth and fifth embodiments, the battery module 24 is connected to each of the first wires 23, and each of the first wires 23 is connected to each of the first electrode sheets 212, and each of the first electrode sheets 212 is respectively Connecting the first electrode rod 213 and the first conductive rod 214, the first electrode rod 213 is connected to the second electrode rod 252, the first conductive rod 214 is connected to the conductive brush 215, the conductive brush 215 is constantly in contact with the conductive ring 254, and the second electrode rod 252 and the second conductive rod 253 are respectively connected to the respective The second electrode sheet 255 is connected to each of the second wires 27, and each of the second wires 27 is connected to the driving member 35 of the auxiliary unit 3, so that the driving member 35 and the battery module are 24 electrical connection.

Referring to FIGS. 4 and 5, the first pivoting portion 262 of the second rotating member 26 is pivotally connected to the second pivoting portion 311 of the wheel carrier 31, when the auxiliary wheel 34 turns or when the road surface is bumped. The auxiliary wheel 34 drives the wheel frame 31 and the second rotating member 26 to rotate, so that the second rotating member 26, the inner rings 291a and 292a of the bearing set 29 and the first rotating member 25 can be synchronously fixed with respect to the fixing. The seat 21 is rotated, so that the first wires 23 are fixed and not affected by the rotation, so that the second wires 27 are synchronously rotated with the driving member 35 and the second rotating member 26, and therefore, the first wires are respectively rotated. 23 and each of the second wires 27 does not have a problem of entanglement. At this time, the conductive brush 215 is in constant contact with the conductive ring 254, so that the battery module 24 can stably and continuously provide power to the auxiliary unit 3. Drive member 35.

In summary, the actuator device and the wheelchair with the electrode structure can be rotated relative to the fixing seat by using the first rotating member, and the conductive brush of the fixing seat constantly resists the conductive ring of the first rotating member. It can be realized that when the wheelchair is rotated at an arbitrary angle, the problem that the wires are not entangled with each other can be caused, thereby preventing the wire from falling off or being damaged.

Although the present invention has been disclosed by the above-described preferred embodiments, it is not intended to limit the present invention, and it is still within the spirit and scope of the present invention to make various changes and modifications to the above embodiments. The technical scope of the protection is created, so the scope of protection of this creation is subject to the definition of the patent application scope attached.

Claims (10)

An auxiliary device with an electrode structure, comprising: a set of connecting units having a base; a power unit disposed on the base, the power unit having a fixed seat and a first rotating member, the fixed seat Connecting a battery module, the fixing base has a conductive brush, the first rotating member has a conductive ring, the first rotating member is rotatable relative to the fixed seat, and the conductive brush constantly opposes the conductive ring, the power unit And a plurality of wires, and an auxiliary unit pivotally connected to the power unit. The auxiliary unit has an auxiliary wheel. The auxiliary wheel is internally provided with a driving component, and the driving component and the battery module are electrically connected via the wires. The urging device with an electrode structure according to the first aspect of the invention, wherein the fixing base has a diameter reducing section, wherein the diameter reducing section is provided with two first electrode sheets, and the two first electrode sheets are respectively connected For each of the wires, the other end of each of the wires is connected to the battery module. The urging device with an electrode structure according to claim 2, wherein the power unit has a plurality of connecting members, and each of the first electrode sheets respectively penetrates through holes of the connecting member and then connects the respective wire. The urging device with an electrode structure according to the third aspect of the invention, wherein the set of the connecting member is sleeved on the diameter reducing section of the fixing seat, and the fixing part is fixed with the diameter reducing section The components are fixed by wearing. The urging device with an electrode structure according to claim 2, wherein the fixing base has a first electrode rod and a first conductive rod, and the first electrode rod and the first conductive rod are respectively connected to Each of the first electrode pieces has a second electrode rod and a second conductive rod, and the second electrode rod is axially corresponding to and connected to the first electrode rod of the fixing base. The urging device with an electrode structure according to claim 5, wherein the power unit has two second electrode sheets, one ends of the second electrode sheets are respectively connected to the second electrode rod and the second A conductive bar, the other ends of the second electrode sheets are respectively connected to the wires. The urging device with an electrode structure according to claim 1, wherein the power unit has a second rotating member and a bearing set, and the second rotating member and the first rotating member are coupled and synchronous Rotating, the bearing set is disposed between the base and the second rotating member. The urging device with an electrode structure according to claim 7, wherein the inner wall of the base has a circumferential portion, and the bearing group abuts against the circumferential portion. The urging device with an electrode structure according to claim 7, wherein the second rotating member has a first pivoting portion, the auxiliary unit has a wheel frame, and the wheel frame has a second pivoting portion. The second pivoting portion is pivotally connected to the first pivoting portion. A wheelchair having an electrode device having an electrode structure as described in any one of claims 1 to 9.